<template>
  <div class="login-container">
    <el-card class="login-card">
      <template #header>
        <h3 class="title">自动售货机管理系统</h3>
      </template>
      
      <el-form :model="loginForm" :rules="rules" ref="loginFormRef">
        <el-form-item prop="username">
          <el-input 
            v-model="loginForm.username" 
            placeholder="用户名"
            prefix-icon="User"
          />
        </el-form-item>
        
        <el-form-item prop="password">
          <el-input 
            v-model="loginForm.password" 
            type="password" 
            placeholder="密码"
            prefix-icon="Lock"
            @keyup.enter="handleLogin"
          />
        </el-form-item>
        
        <el-form-item>
          <el-button 
            type="primary" 
            :loading="loading" 
            class="login-button" 
            @click="handleLogin"
          >
            登录
          </el-button>
        </el-form-item>
        
        <div class="register-link">
          <span>还没有账号？</span>
          <el-button type="text" @click="goToRegister">立即注册</el-button>
        </div>
      </el-form>
    </el-card>
  </div>
</template>

<script setup>
import { ref, reactive } from 'vue'
import { useRouter } from 'vue-router'
import { useUserStore } from '@/store/user'
import { ElMessage } from 'element-plus'

const router = useRouter()
const userStore = useUserStore()
const loginFormRef = ref()
const loading = ref(false)

const loginForm = reactive({
  username: '',
  password: ''
})

const rules = {
  username: [
    { required: true, message: '请输入用户名', trigger: 'blur' }
  ],
  password: [
    { required: true, message: '请输入密码', trigger: 'blur' }
  ]
}

const handleLogin = async () => {
  if (!loginFormRef.value) return
  
  await loginFormRef.value.validate(async (valid) => {
    if (valid) {
      loading.value = true
      try {
        await userStore.login(loginForm)
        ElMessage.success('登录成功')
        router.push('/')
      } catch (error) {
        ElMessage.error(error.message || '登录失败')
      } finally {
        loading.value = false
      }
    }
  })
}

const goToRegister = () => {
  router.push('/register')
}
</script>

<style scoped>
.login-container {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #f5f5f5;
}

.login-card {
  width: 400px;
}

.title {
  text-align: center;
  font-size: 24px;
  color: #303133;
  margin: 0;
}

.login-button {
  width: 100%;
}

.register-link {
  text-align: center;
  margin-top: 20px;
  color: #606266;
}
</style> 